Jameco Valuepro IG-406D-2341 Key Lock Switch Single Pole Single Throw Round Terminal Key #2341 All Keyed Alike Durable - the housing and cylinder are zinc alloy die cast providing long lasting and heavy-duty materials that are designed not to wear down or break Keys - comes with two alike reversible double-bitted keys that can be withdrawn in both positions and are a 2 position pull key Mounting - the mounting hole for this key is 0.75 inches, length of 1.71 inches, is rated for 125Vac at 6A and comes standard with a lock switch, 2 keys, a nut and a washer Secure - our key lock comes with an 11 disc tumbler mechanism ensuring safety and security with whatever application you choose from computer locking to security system protection Money back guarantee - if, for whatever reason, you are not 100 percent satisfied with your purchase just return the device and we will refund your purchase